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Finding the Fourth Proportional to 134,634.60, 201,903.30 and 68,052.60

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Solution

The fourth proportional to 134,634.60, 201,903.30 and 68,052.60 is: 102,054.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,634.60 : 201,903.30 = 68,052.60 : x
  2. Step 2: Convert to fraction form
    134,634.60/201,903.30 = 68,052.60/x
  3. Step 3: Cross multiply
    134,634.60x = 201,903.30 × 68,052.60
  4. Step 4: Simplify right side
    134,634.60x = 13,740,044,513.58
  5. Step 5: Solve for x
    x = 13,740,044,513.58/134,634.60
  6. Step 6: Final answer
    x = 102,054.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.